CVE-2023-4527 is a medium-severity vulnerability in glibc affecting products like Fedora, GNU, NetApp, and Red Hat. It allows for potential stack content disclosure and system crashes when getaddrinfo is called with AF_UNSPEC and no-aaaa mode, and a large DNS TCP response is received. The attack requires high complexity, is network-based, and can lead to partial confidentiality loss and high availability impact (CVSS 6.5). There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.36, < 2.36.113CPE matchmatch criteria | cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:* | ||
>= 2.37, < 2.37.38CPE matchmatch criteria | cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:* | ||
>= 2.38, < 2.38.19CPE matchmatch criteria | cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:* | ||
9.2CPE matchmatch criteria | cpe:2.3:a:redhat:codeready_linux_builder_eus:9.2:*:*:*:*:*:*:* | ||
9.0_ppc64leCPE matchmatch criteria | cpe:2.3:a:redhat:codeready_linux_builder_eus_for_power_little_endian:9.0_ppc64le:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.